valonia
/vә'lәuniә/
📖 中文释义
- n. 一种斛果的壳子
📘 English Definition（英文释义）
- n. The acorn cup of two kinds of oak (Quercus macrolepis, and
- Q. vallonea) found in Eastern Europe. It contains abundance of tannin,
- and is much used by tanners and dyers.
- n. A genus of marine green algae, in which the whole frond
- consists of a single oval or cylindrical cell, often an inch in length.